inception-project#4068 - Ability to change interface language (i18n)

 - inception-diam-editor files translation using properties files

inception/inception-diam-editor/src/main/java/de/tudarmstadt/ukp/inception/diam/sidebar/DiamSidebar.html

@@ -21,7 +21,7 @@
   <wicket:panel>
     <div class="flex-content flex-v-container card">
       <div class="card-header">
-        Annotations
+        <wicket:message key="annotations"/>
       </div>
       <div wicket:id="vis" class="flex-content flex-v-container"/>
     </div>

inception/inception-diam-editor/src/main/java/de/tudarmstadt/ukp/inception/diam/sidebar/wicket-package.properties

@@ -0,0 +1,16 @@
+# Licensed to the Technische Universität Darmstadt under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The Technische Universität Darmstadt
+# licenses this file to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+annotations=Annotations

inception/inception-diam-editor/src/main/java/de/tudarmstadt/ukp/inception/diam/sidebar/wicket-package_fr.properties

@@ -0,0 +1,16 @@
+# Licensed to the Technische Universität Darmstadt under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The Technische Universität Darmstadt
+# licenses this file to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+annotations=Annotations